Search results

The golden eagle (Aquila chrysaetos) is a bird of prey living in the Northern Hemisphere. It is the most widely distributed species of eagle. Like all...

Tarantulas comprise a group of large and often hairy spiders of the family Theraphosidae. As of December 2023[update], 1,100 species have been identified...

The king cobra (Ophiophagus hannah) is a venomous snake endemic to Asia. The sole member of the genus Ophiophagus, it is not taxonomically a true cobra...

Kelps are large brown algae or seaweeds that make up the order Laminariales. There are about 30 different genera. Despite its appearance, kelp is not a...

The papaya (/pəˈpaɪə/, US: /pəˈpɑːjə/), papaw, (/pəˈpɔː/) or pawpaw (/ˈpɔːpɔː/) is the plant species Carica papaya, one of the 21 accepted species in the...

Transcription is the process of copying a segment of DNA into RNA. The segments of DNA transcribed into RNA molecules that can encode proteins produce...

Citric acid is an organic compound with the chemical formula HOC(CO2H)(CH2CO2H)2. It is a colorless weak organic acid. It occurs naturally in citrus fruits...

Wildlife refers to undomesticated animal species, but has come to include all organisms that grow or live wild in an area without being introduced by humans...

The English language was introduced to the Americas by the arrival of the British, beginning in the late 16th and early 17th centuries. The language also...

Emydidae (Latin emys (freshwater tortoise) + Ancient Greek εἶδος (eîdos, “appearance, resemblance”)) is a family of testudines (turtles) that includes...

The Atlantic salmon (Salmo salar) is a species of ray-finned fish in the family Salmonidae. It is the third largest of the Salmonidae, behind Siberian...

The saguaro (/səˈ(ɡ)wɑːroʊ/ sə-(G)WAH-roh, Spanish: [saˈɣwaɾo]; Carnegiea gigantea) is a tree-like cactus species in the monotypic genus Carnegiea that...

Bondage in BDSM is the activity of tying or restraining people using equipment such as chains, cuffs, or collars for mutual erotic pleasure. According...

The Chrysomeloidea are an enormous superfamily of beetles, with tens of thousands of species. The largest families are Cerambycidae, long-horned beetles...

Systems biology is the computational and mathematical analysis and modeling of complex biological systems. It is a biology-based interdisciplinary field...

A secondary sex characteristic is a physical characteristic of an organism that is related to or derived from its sex, but not directly part of its reproductive...

The lycophytes, when broadly circumscribed, are a group of vascular plants that include the clubmosses. They are sometimes placed in a division Lycopodiophyta...

Insect wings are adult outgrowths of the insect exoskeleton that enable insects to fly. They are found on the second and third thoracic segments (the mesothorax...

Secretion is the movement of material from one point to another, such as a secreted chemical substance from a cell or gland. In contrast, excretion is...

The Kodiak bear (Ursus arctos middendorffi), also known as the Kodiak brown bear, sometimes the Alaskan brown bear, inhabits the islands of the Kodiak...